Hair brush



FIG. 1 is a perspective view of a hair brush showing my new design.

FIG. 2 is another perspective view thereof.

FIG. 3 is a front view thereof. The back side view is the same as the front side view.

FIG. 4 is a right side view thereof. The left side view is the same as the right side view.

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof. 

CLAIM The ornamental design for a hair brush, as shown. 